› added 11 years ago

194

TIL that Tesla has solved the problem of long distance electric car travel through the use of battery swap stations. Replace your empty battery for a fully charged battery in 90 seconds, which is quicker than topping your tank.

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OoyQR TIL that William McAdoo's decision to close the NYSE for 4 months in 1914 to prevent Europeans from selling American securities and exchanging proceeds for USD, and then gold, led to a decisive shift in the global balance of economic power, from Europe to the USA
X00eR TIL popular foam mattresses contain shards of fiberglass, and you can be very fucked if you remove the removable top cover
Qjk6 TIL The US Navy is reinstating celestial navigation due to computer navigation being vulnerable to cyber attacks.
rRlA0 TIL that some US $1 bills minted from 1992 to 1996 can be worth up to $1300 because they were printed using a different method.
p8WYA TIL that people & organizations have spent millions of dollars to build an electrical grid in Kenya to have their efforts thwarted by individuals who steal PCP contaminated oil to sell to road side vendors to fry food with.